12 C.F.R. § 1249.10
Book-entry Enterprise Security means an Enterprise Security issued or maintained in the Book-entry System. Book-entry Enterprise Security also means the separate interest and principal components of a Book-entry Enterprise Security if such security has been designated by the Enterprise as eligible for division into such components and the components are maintained separately on the books of one or more Federal Reserve Banks.
Book-entry System means the automated book-entry system operated by the Federal Reserve Banks acting as the fiscal agent for the Enterprises, on which Book-entry Enterprise Securities are issued, recorded, transferred and maintained in book-entry form.
Definitive Enterprise Security means an Enterprise Security in engraved or printed form, or that is otherwise represented by a certificate.
Eligible Book-entry Enterprise Security means a Book-entry Enterprise Security issued or maintained in the Book-entry System which by the terms of its Securities Documentation is eligible to be converted from book-entry form into definitive form.
Enterprise Security means any security or obligation of Fannie Mae or Freddie Mac issued under its respective Charter Act in the form of a Definitive Enterprise Security or a Book-entry Enterprise Security.
Entitlement Holder means a Person or an Enterprise to whose account an interest in a Book-entry Enterprise Security is credited on the records of a Securities Intermediary.
Federal Reserve Bank Operating Circular means the publication issued by each Federal Reserve Bank that sets forth the terms and conditions under which the Reserve Bank maintains Book-entry Securities accounts (including Book-entry Enterprise Securities) and transfers Book-entry Securities (including Book-entry Enterprise Securities).
Participant means a Person or Enterprise that maintains a Participant's Securities Account with a Federal Reserve Bank.
Person, as used in this part, means and includes an individual, corporation, company, governmental entity, association, firm, partnership, trust, estate, representative, and any other similar organization, but does not mean or include the United States, an Enterprise, or a Federal Reserve Bank.
Revised Article 8 has the same meaning as in 31 CFR 357.2 .
Securities Documentation means the applicable statement of terms, trust indenture, securities agreement or other documents establishing the terms of a Book-entry Enterprise Security.
Security means any mortgage participation certificate, note, bond, debenture, evidence of indebtedness, collateral-trust certificate, transferable share, certificate of deposit for a security, or, in general, any interest or instrument commonly known as a "security".
Transfer message means an instruction of a Participant to a Federal Reserve Bank to effect a transfer of a Book-entry Security (including a Book-entry Enterprise Security) maintained in the Book-entry System, as set forth in Federal Reserve Bank Operating Circulars.
12 C.F.R. § 1249.10